/*
 *  Copyright 2007-2008 by Matthias Buch-Kromann <mbk.isv@cbs.dk>.
 *  *
 *  This file is part of the Open-source Dependency Toolkit (OSDT),
 *  see http://code.google.com/p/open-source-dependency-toolkit.
 *  
 *  The OSDT is free software: you can redistribute it and/or modify
 *  it under the terms of the GNU Lesser General Public License as 
 *  published by the Free Software Foundation, either version 3 of 
 *  the License, or (at your option) any later version.
 * 
 *  The OSDT is distributed in the hope that it will be useful,
 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *  GNU Lesser General Public License for more details.
 * 
 *  You should have received a copy of the GNU Lesser General Public 
 *  License along with the OSDT in the files COPYING and COPYING.LESSER.
 *  If not, see http://www.gnu.org/licenses.
 */

package org.osdtsystem.functions;

import org.osdtsystem.graphs.GraphAccessor;
import org.osdtsystem.values.Augmentation;

/**
 *
 * @author Matthias Buch-Kromann <mbk.isv@cbs.dk>
 */
public class FuncGivenNew extends AbstractSingletonFunction<Augmentation> 
        implements AugmentationFunction<Augmentation> {
    public boolean given;
    
    public FuncGivenNew(boolean given) {
        super();
        this.given = given;
    }
    
    @Override
    public Augmentation _singletonFunctionValue(LocalFunction<?, ?> caller, FunctionContext context, GraphAccessor accessor) {
        return null;
    }

    @Override
    public Augmentation computeAugmentation(LocalFunction<?, ?> caller, FunctionContext context, GraphAccessor accessor, Augmentation augmentation) {
        augmentation.setGiven(given);
        return augmentation;
    }

    @Override
    void toStringBuilder(FunctionStringBuilder builder) {
        builder.addParameter("type", given ? "GIVEN" : "NEW");
    }
}
